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The North Dam, near the town of Grand Coulee, has a maximum height of 145 feet (44 m) and a crest length of 1,400 feet (430 m). Crest elevation of both dams is 1,580 feet (480 m), and the maximum water level in Banks Lake is elevation 1,570 feet (480 m). Both North and Dry Falls
443:
Draft
Environmental Statement, Columbia Basin Project, Washington; Columbia Basin Project, Ephrata, Washington; Department of the Interior, (INT DES-75-3), Bureau of Reclamation, Department of the Interior; Washington, D.C.;
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is the entrance to the feeder canal of the project. The canal serves to either deliver water to the
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about 22 mi (35 km) to the southeast, North Dam creates the reservoir
378:. Washington D.C.: United States Government Printing Office. 1964. p. 59.
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riverbed. The lake serves as the equalizer reservoir of the
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for protection against wave action due to high winds.
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Buildings and structures in Grant County, Washington
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392:United States Bureau of Reclamation (2012-05-17).
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421:. U.S. Bureau of Reclamation. Archived from
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300:or return water to Banks Lake from the same
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486:1951 establishments in Washington (state)
394:"Dry Falls Dam: Hydraulics and Hydrology"
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298:pump-generating plant at Grand Coulee Dam
56:Location of North Dam in the western U.S.
471:United States Bureau of Reclamation dams
376:The Story of the Columbia Basin Project
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217:1,275,000 acre⋅ft (1.573 km)
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225:715,000 acre⋅ft (0.882 km)
235:278.3 sq mi (721 km)
144:United States Bureau of Reclamation
308:dams have 10 feet (3.0 m) of
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16:Dam in Grant County, Washington
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292:. Near the North Dam's left
191:Elevation at crest
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491:Dams in the Columbia Basin
461:Dams in Washington (state)
251:1,570 ft (480 m)
243:27,000 acres (109 km)
194:1,580 ft (480 m)
186:1,450 ft (442 m)
108:47.9408417°N 119.0174056°W
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113:47.9408417; -119.0174056
178:145 ft (44 m)
124:Construction began
476:Dams completed in 1951
419:"North Dam - Overview"
322:Columbia Basin Project
290:Columbia Basin Project
160:Embankment, earth-fill
248:Normal elevation
156:Type of dam
348:"North Dam: General"
222:Active capacity
425:on 5 September 2015
284:within the ancient
231:Catchment area
214:Total capacity
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481:Earth-filled dams
264:near the town of
260:is an earth-fill
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240:Surface area
150:Dam and spillways
132:Opening date
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316:External links
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302:pumped-storage
262:embankment dam
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96:47°56′27.03″N
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68:United States
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427:. Retrieved
423:the original
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402:. Retrieved
398:the original
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356:. Retrieved
352:the original
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286:Grand Coulee
270:Grant County
266:Grand Coulee
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169:Grand Coulee
99:119°1′2.66″W
77:Grant County
140:Operator(s)
111: /
87:Coordinates
455:Categories
429:24 January
404:2015-01-23
358:2015-01-23
328:References
282:Banks Lake
274:Washington
208:Banks Lake
81:Washington
310:freeboard
258:North Dam
199:Reservoir
22:North Dam
294:abutment
165:Impounds
73:Location
304:plant.
204:Creates
65:Country
183:Length
175:Height
444:1975
431:2015
135:1951
127:1946
268:in
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384:^
367:^
336:^
272:,
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361:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
